Issued Patents All Time
Showing 376–400 of 620 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5754797 | Apparatus for allowing smooth hot insertion and removal of a peripheral by gradually applying and removing power to the peripheral | — | 1998-05-19 |
| 5745707 | Bus control device for computer system having computer and DMA device | — | 1998-04-28 |
| 5738765 | Magneto-optic memory device | Kenji Ohta, Hiroyuki Katayama, Junji Hirokane, Hideyoshi Yamaoka | 1998-04-14 |
| 5740153 | Magneto-optical disk, optical pickup, and magneto-optical disk drive | Kenji Ohta, Shigeo Terashima | 1998-04-14 |
| 5733696 | Inverted-lamination organic positive-photoconductor for electrophotography | Sumitaka Nogami | 1998-03-31 |
| 5719831 | Magneto-optical recording medium cartridge which employs magnets | Junichiro Nakayama, Michinobu Mieda, Hiroyuki Katayama, Kenji Ohta | 1998-02-17 |
| 5714251 | Magneto-optic memory device | Kenji Ohta, Hiroyuki Katayama, Junji Hirokane, Hideyoshi Yamaoka | 1998-02-03 |
| 5707727 | Magneto-optical recording medium | Yoshiteru Murakami, Junsaku Nakajima, Kenji Ohta, Junichiro Nakayama, Hiroyuki Katayama +1 more | 1998-01-13 |
| 5705286 | Magneto-optical recording medium | Junji Hirokane, Yoshiteru Murakami, Hiroyuki Katayama, Kenji Ohta | 1998-01-06 |
| 5700073 | Braking force control system and the method thereof | Yutaka Hiwatashi, Koji Matsuno, Munenori Matsuura | 1997-12-23 |
| 5691261 | Silicon nitride ceramic | Masaaki Masuda, Keiichiro Watanabe | 1997-11-25 |
| 5691963 | Magneto-optical recording device using light-modulated technic without an initial magnetic field | Junji Hirokane, Hiroyuki Katayama, Kenji Ohta | 1997-11-25 |
| 5683803 | Magneto-optical recording medium and method of recording and reproducing using the same | Junichiro Nakayama, Michinobu Mieda, Junji Hirokane, Kenji Ohta | 1997-11-04 |
| 5684764 | Magneto-optical recording medium having a plurality of magnetic layers | Junji Hirokane, Michinobu Mieda, Junichiro Nakayama | 1997-11-04 |
| 5680376 | Optical recording medium, and apparatus and method for recording and reproducing information on the same | Hiroyuki Katayama, Junji Hirokane, Kenji Ohta | 1997-10-21 |
| RE35629 | Magneto-optical memory element | Yoshiteru Murakami, Kazuo Van, Junichiro Nakayama, Hiroyuki Katayama, Kenji Ohta | 1997-10-14 |
| 5676854 | Optical memory having narrowed track pitch | Tetsuya Inui, Kenji Ohta, Michinobu Mieda, Yoshiteru Murakami | 1997-10-14 |
| 5674583 | Optical recording medium and manufacturing method thereof | Junichiro Nakayama, Hiroyuki Katayama, Kenji Ohta, Kazuo Van | 1997-10-07 |
| 5675454 | Floating type magnetic head apparatus | Takashi Hatanai | 1997-10-07 |
| 5673250 | Optical recording medium having pit rows on every other boundary and reproducing method thereof | Michinobu Mieda, Junji Hirokane, Kenji Ohta, Shigeo Terashima | 1997-09-30 |
| 5666345 | Optical memory medium with predetermined guide tracks and prepits | Tetsuya Inui, Kenji Ohta, Toshihisa Deguchi, Kazuo Van | 1997-09-09 |
| 5665467 | Magneto-optical recording medium | Junichiro Nakayama, Michinobu Mieda, Hiroyuki Katayama, Kenji Ohta | 1997-09-09 |
| 5666332 | Magneto-optical recording medium permitting an initializing magnetic field smaller than a recording magnetic field, and method of recording there on | Junichiro Nakayama, Michinobu Mieda, Junji Hirokane | 1997-09-09 |
| 5662988 | Magneto-optical recording medium | Junichiro Nakayama, Hiroyuki Katayama, Kenji Ohta, Yoshiteru Murakami | 1997-09-02 |
| 5659537 | Magneto-optical recording medium and method of reproducing from same | Junji Hirokane, Junichiro Nakayama, Michinobu Mieda | 1997-08-19 |